Finding the Fourth Proportional to 1,507,407.96, 2,080,402.65 and 863,035.14
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Solution
The fourth proportional to 1,507,407.96, 2,080,402.65 and 863,035.14 is: 1,191,091.36
Step by Step Solution
- Step 1: Write the proportion equation
1,507,407.96 : 2,080,402.65 = 863,035.14 : x - Step 2: Convert to fraction form
1,507,407.96/2,080,402.65 = 863,035.14/x - Step 3: Cross multiply
1,507,407.96x = 2,080,402.65 × 863,035.14 - Step 4: Simplify right side
1,507,407.96x = 1,795,460,594,263.75 - Step 5: Solve for x
x = 1,795,460,594,263.75/1,507,407.96 - Step 6: Final answer
x = 1,191,091.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.